參數(shù)資料
型號: 38D5
廠商: Renesas Technology Corp.
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 單芯片8位CMOS微機
文件頁數(shù): 33/141頁
文件大?。?/td> 2027K
代理商: 38D5
Rev.3.01
REJ03B0158-0301
Aug 08, 2007
Page 33 of 134
38D5 Group
A key input interrupt is controlled by the key input control
register and port direction registers. When the key input interrupt
is enabled, set “1” to the key input control register. A key input
of any pin of ports P2
0
P2
3
, P4
4
P4
7
that have been set to input
mode is accepted.
Fig. 24 Structure of key input control register
P4
4
key input control bit
P4
5
key input control bit
P4
6
key input control bit
P4
7
key input control bit
P2
0
key input control bit
P2
1
key input control bit
P2
2
key input control bit
P2
3
key input control bit
0 : Key input interrupt disabled
1 : Key input interrupt enabled
b7
Key input control register
(KIC : address 0FF7
16
)
b0
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